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Finding the Fourth Proportional to 318,586.68, 477,890.37 and 93,928.28

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Solution

The fourth proportional to 318,586.68, 477,890.37 and 93,928.28 is: 140,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,586.68 : 477,890.37 = 93,928.28 : x
  2. Step 2: Convert to fraction form
    318,586.68/477,890.37 = 93,928.28/x
  3. Step 3: Cross multiply
    318,586.68x = 477,890.37 × 93,928.28
  4. Step 4: Simplify right side
    318,586.68x = 44,887,418,093.21
  5. Step 5: Solve for x
    x = 44,887,418,093.21/318,586.68
  6. Step 6: Final answer
    x = 140,895.46

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